How Well Do Grow Lights Work?

Grow lights are effective if you follow this rule: 1,000 watts per 16-25 square feet of plant area. Metal halide lights produce a full spectrum of light without overheating.

Keywords: indoor gardening, grow light efficiency, fluorescent grow lights

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In Jacksonville, Fla., Frank Whittemore is a content strategist with over a decade of experience as a hospital corpsman in the U.S. Navy and a licensed paramedic. He has over 15 years experience writing for several Fortune 500 companies. Whittemore writes on topics in medicine, nature, science, technology, the arts, cuisine, travel and sports.